Expression of HIF-2α and VEGF in Cervical Squamous Cell Carcinoma and Its Clinical Significance

Table 3

The protein levels of HIF-2α and VEGF in CSCC and normal cervical tissues.

Group	Case number	⁢Immunohistochemical results				Negative (−)	Positive (+)	Positive rate (%)
			+	++	+++
HIF-2α
CSCC	64	4	22	14	24	4	60	93.8
Normal cervical	22	18	4	0	0	18	4	18.2
VEGF
CSCC	64	6	12	16	30	6	58	90.6
Normal cervical	22	18	4	0	0	18	4	18.2

Compared with normal cervical tissues group, , . Compared with normal cervical tissues group, , .